Kev paub

Tus ntaus nrig qhia kev tshaj lij

Teem sijhawm: kev teeb tsa thawj zaug rau 1 ~ 5min, kev teeb tsa zaum kawg rau 5 ~ 12min, tsim nyog qhov ntau yog 3-5% ntawm tus nqi ntawm cov khoom cog.

Taw qhia rau accelerator

Kev nrawm: Ib qho admixture uas tau koom rau hauv cov pob zeb ua kom ua rau muaj kev ua kom sai thiab tawv ntawm cov pob zeb.

Silicon hmoov ntau lawm txheej txheem

Muaj ntau txoj hauv kev los npaj cov hmoov silicon los ntawm cov tshuaj silicon. Ntawm lawv, txoj kev Raymond, txoj kev yob, txoj kev sib tsoo disc thiab txoj